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James reads a national report that states the average GPA of U.S. college students is 3.0. He believes that this averageis wrong and decides to perform a test to evaluate theclaim. He samples a group of students and finds an averageof 3.2. What is the null and alternative hypothesis for thisstudy?a. H₀:=3.2,H₁:≠3.2 b. H₀:≤3.2,H₁:>3.2 c. H₀:≥3.0,H₁:<3.0 d. H₀:=3.0,H₁:≠3.0 e. H₀:≥3.2,H₁:<3.2
Sagot :
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